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The synthetic process of 2,4di?tert?butylphenol was studied in a batch reactor, while isobutylene was used as alkylating agent. 以异丁烯为烷化剂 ,在间歇反应釜中研究了苯酚烷基化反应合成 2 ,4二叔丁基苯酚的反应工艺。
The synthetic process of 2 - (2 - propynylthio) - 1H - benzimidazole was studied. 对不锈钢缓蚀剂2-炔丙基巯基苯并咪唑的合成工艺进行了研究。
A new synthetic process of 2,6-difluorobenzonitrileby fiuoration of 2,6-dichlorobenzonitrile was studied. 本文时由2，6-二氯苯甲腈氟化合成2，6-二氟苯甲腈的新工艺进行了研究。
Aim To improve the synthetic process of simvastatin. 摘要目的改进辛伐他汀的合成工艺。
The synthetic process of animal drug carprofen are summarized. 介绍了动物抗炎药卡洛芬的合成工艺。
ABSTRACT Objective: To improve the synthetic process of tiopronin. 摘要：目的改进硫普罗宁的合成工艺。
The new synthetic process of 2 - methylimidazole with acetaldehyde, nitric acid and ammonium bicarbonate as raw materials has been introduced in this paper. 介绍了以乙醛、硝酸、碳酸氢铵为原料合成2-甲基咪唑的新工艺。
Aim To improve the synthetic process of 1H-indazole-3-carboxylic acid. 摘要目的改进1H-吲唑-3-羧酸的合成工艺。
The synthetic process of PSA removal of CO_(2) from shift conversion gasis described,and detailedly introduce application of PSA removal of CO_(2)process in ammonia synthesis plant. 介绍变压吸附脱碳技术的基本原理及工艺过程,并着重介绍该技术的最新进展以及在合成氨、尿素厂变换气脱碳中的广泛应用。
The continuous synthetic process of 2,4 di tert butylphenol was studied in a tubular fluid bed reactor, while isobutylene was used as alkylating agent and strong acidity positive ion exchange resin as catalyst. 以强酸性阳离子交换树脂为催化剂 ,异丁烯为烷基化剂 ,在管式流化床连续反应器中研究了苯酚烷基化反应合成 2 ,4 二叔丁基苯酚的反应工艺。
OBJECTIVE To study the synthetic process of magnesium taurate salt for improving the production s yield. 目的研究牛磺酸镁盐的制备工艺,以提高产物收率。
Many complicated and different dynamic behaviors are accompanied in the synthetic process of mordenite zeolite. 在低硅丝光沸石水热合成制备过程中存在着丰富的水热晶化动力学行为。
A computer control system in the synthetic process of triazophos was introduced. 介绍了三唑磷合成过程计算机控制的系统方案。
This paper introduces the synthetic process of a modified aminosulfonic acid series superplasticizer. 介绍了氨基磺酸系高性能减水剂的改性合成工艺。
A simple TLC method for monitoring the synthetic process of 3-bromo-ethyl levulinate is reported,and the reaction condition is optimized. 用薄层色谱法监测溴素溴化乙酰丙酸乙酯生成3-溴乙酰丙酸乙酯的反应过程,优化了反应条件,方法简单,快速,准确。
The acetolysis,oxidation and hydrolysis reactions in the synthetic process of 16-dehydropregnenolone acetate from diosgenin were studied. 研究了以薯蓣皂素为原料合成妊娠双烯醇酮醋酸酯生产工艺中的开环、氧化和水解3步反应。
Aim To improve synthetic process of lansoprazole. 摘要目的改进兰索拉唑的合成工艺。
The paper has studied the synthetic processings of organic boron complex and organic zirconium complex. 本文研究高温交联剂有机硼和有机锆的合成工艺。
Z,12Z,15Z)-Octadecatrienal is one of the principal components of Hyphantria cunea(Drury) pheromone. In the synthetic process of the compound its efficiency of separation and purification was monitored by GC. (9Z,12Z,15Z)_十八碳三烯醛是美国白蛾信息素的主要有效成分之一,在其合成的过程中 ,采用气相色谱监测分离提纯效果 ;
Thisarticle studies the synthetic process of di-n-hexyl adipate.It discusses the kinds ofnon-acidic catalyst used in the process.It points out the characteristic and the keytechnology of the synthesis,and the application of the product in PVB resin. 研究了己二酸二正己酯的合成方法，介绍了己二酸二正己酯合成中的非酸催化剂的种类，讨论了工艺特点、工艺关键以及产品与PVB树脂配套应用检验结果。